Does Diatomaceous Earth Kill Roaches? We Asked a Pest Expert What They Recommend

Does Diatomaceous Earth Kill Roaches? We Asked a Pest Expert What They Recommend

Getty Images / Kateryna KukotaKey TakeawaysDiatomaceous Earth (DE) is mined from deposits of fossilized marine animals.DE kills cockroaches when they crawl over it by leaving scratches on their bodies causing them to dehydrate.DE will kill cockroaches, but works more slowly than other insecticide methods.Cockroaches thrive in moist, dark, and warm conditions. They come into our homes from neighboring apartments, outdoor gardens, or freeloading i…